41 lines
1.0 KiB
JavaScript
41 lines
1.0 KiB
JavaScript
'use strict';
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Object.defineProperty(exports, "__esModule", {
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value: true
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});
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exports.isAsync = exports.supportsAsync = undefined;
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var _identity = require('lodash/identity');
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var _identity2 = _interopRequireDefault(_identity);
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var _asyncify = require('../asyncify');
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var _asyncify2 = _interopRequireDefault(_asyncify);
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function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
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var supportsSymbol = typeof Symbol === 'function';
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function supportsAsync() {
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var supported;
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try {
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/* eslint no-eval: 0 */
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supported = isAsync(eval('(async function () {})'));
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} catch (e) {
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supported = false;
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}
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return supported;
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}
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function isAsync(fn) {
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return supportsSymbol && fn[Symbol.toStringTag] === 'AsyncFunction';
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}
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function wrapAsync(asyncFn) {
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return isAsync(asyncFn) ? (0, _asyncify2.default)(asyncFn) : asyncFn;
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}
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exports.default = supportsAsync() ? wrapAsync : _identity2.default;
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exports.supportsAsync = supportsAsync;
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exports.isAsync = isAsync; |